The mayor of an eastern Idaho town where second- and third-grade students on a school bus chanted "assassinate Obama!" after the Nov. 4 election has publicly apologized, saying there's no excuse for such behavior.

Kelly White and her two children visited the semicircle of memorials on the Virginia Tech campus, leaving 32 pink tulips one for each victim in last week's massacre. They also placed a tulip on the stone for gunman Seung-Hui Cho.

Biologists and criminalists from around the world are joining forces to develop crime-scene investigation techniques that work under water. The "CSI"-type standards will govern such things as how to take notes under the sea, how to mark off the crime scene and more so that evidence holds up in court.

The California school is scoring at a rate of a touchdown every six plays this season. Quarterback Jimmy Clausen is the brother of current Tennessee signal-caller Rick and RB Marc Tyler is the son of former NFL back Wendell Tyler. Former NFL linebacker Clay Matthews' son, Casey, is a key player on defense.

The Federal Aviation Administration has ordered the immediate inspection of all Cessna 402C aircraft, which makes up the majority of Cape Air and Island Airlines' fleets, because of a possible wing defect.

Wildlife officials prying into the shadowy world of poaching are increasingly adapting technological advances such as DNA analysis and statistical profiling used in fighting crimes against humans. One wildlife crime lab handles more than 800 investigations each year.